by egotrip216 September 27, 2011

The knife you used to make a peanut butter sandwhich that you set near the sink, because you’re not sure if you’re done using it. Can be used metaphorically to refer to something else.
•“Hey don’t do dishes, my peanut butter knife is by the sink. I might be hungry later.”
•“If you don’t want to be friends with her again why don’t you just deny her friend request?”
“Well, I might want to sleep with her again at some point sooo, lol. *shrug* She’s my peanut butter knife.”
“I made sure to leave on good terms with my old job in case I need them to be my peanut butter knife next summer.”
•“If you don’t want to be friends with her again why don’t you just deny her friend request?”
“Well, I might want to sleep with her again at some point sooo, lol. *shrug* She’s my peanut butter knife.”
“I made sure to leave on good terms with my old job in case I need them to be my peanut butter knife next summer.”
by But Sects June 14, 2021

During intercourse a man ejaculates onto the woman’s forehead. The man quickly reaches for his butter knife and spreads the cum across the woman’s forehead like he’s buttering bread
by Sark__9 February 25, 2018

by Courtjester91 July 8, 2016

Used to spread peanut butter onto toast , not the butter knife for uncultured swine out there ...... strictly for the cultured world and used strictly for peanut butter !
Jordan used a peanut butter knife to spread the heavenly smooth peanut butter onto his toast , because he was a well cultured individual !
by chuckiepoo July 26, 2016

When you put a used butter knife halfway over the rim of the sink just in case you might need it for another sandwich, but you never know.
Dude its 2 AM and your Schrödinger's Butter Knife could drop at any moment, hurry up with your snacks before mum and dad will kill us
by 1m1m0 March 10, 2024

Someone who makes it out of the hood in pursuit of culinary aspirations. Usually someone not respected by the people they moved on from.
by Bobby Womax January 6, 2023
